Alex Klabin and Doug Silverman's hedge fund Senator Investment Group has filed a 13G with the SEC regarding shares of Realogy (RLGY). Senator now owns 5.12% of the company with 7.5 million shares. This is a sizable increase from the 4 million shares they owned at the end of the second quarter. The filing was made due to activity on August 27th. As of the end of Q2, some of the largest holders of RLGY shares included other prominent hedge funds such as Lone Pine Capital, Paulson & Co, Glenview Capital, Pennant Capital, and Valinor Management, among others. For more from this fund, be sure to check out Alex Klabin on the intangibles of building a great hedge fund. Read more: http://www.marketfolly.com/2015/09/senator-investment-group-...